5-1
S7-200 Programmable Controller System Manual
A5E00066097-02
CPU Memory: Data Types and Addressing
Modes
The S7-200 CPU provides specialized areas of memory to make the processing of
the control data faster and more efficient.
Chapter Overview
Section Description Page
5.1 Direct Addressing of the CPU Memory Areas 5-2
5.2 SIMATIC Indirect Addressing of the CPU Memory Areas 5-13
5.3 Memory Retention for the S7-200 CPU 5-15
5.4 Using Your Program to Store Data Permanently 5-20
5.5 Using a Memory Cartridge to Store Your Program 5-22
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